function fakeAsync(){
  let delay = Math.random()*1000;

  return new Promise((resolve,reject) => {
    setTimeout(() => {
      console.log(`ASync Task use ${delay}ms`);
      resolve(delay);
    },delay);
  });
}

/*
console.log('start...');
(async () => {
  await fakeAsync();
})();
*/

module.exports = fakeAsync;
